If you need to practice or recreate these diagrams, professional tools like Lucidchart or free open-source options like UMLet and draw.io are widely used. Unified Modeling Language (UML) - Object Management Group
Searching for a specific ".rar" file download titled typically points toward academic course materials or exam corrections (corrigés) for Unified Modeling Language (UML) modules from that academic year. UML Overview and Academic Resources Download UML CorrigГ© 2017 2018 rar
Sites like Scribd often host uploaded exam papers and study cases involving UML. If you need to practice or recreate these